The term "Mohammadanism" has been historically used to refer to the religion of Islam, but many Muslims find it offensive. In the modern world, it is more appropriate to use "Islam" or "Islamic faith" as synonyms for the religion founded by the Prophet Muhammad. Other synonyms for "Mohammadanism" include "Muslim faith," "the faith of Islam," or simply "Islam." It is important to use respectful language when referring to any religion, and to avoid language that could be seen as derogatory or stereotypical. Using the proper terminology shows a level of respect for the beliefs and practices of others.